By Richard MossNovember 24, 2014 Metamaterials negate the properties of the so-called aberrating layers, allowing ultrasound to penetrate metai and bone (Image: Yun Jing) Score another point for metamaterials. Researchers at North Carolina State University have designed complementary metamaterials that will aid medical professionals and engineers in diagnosing problems under the skin. These metamaterials are...
September 19, 2024 by University of Washington School of Medicine Credit: Unsplash/CC0 Public DomainSometimes all it takes is a little push. That is the conclusion of a recently published study in which doctors used a handheld ultrasound device to nudge patients’ kidney-stone fragments. As many as 50% of patients who have kidney stones removed surgically...
by University of Utah The Diadem device invented by University of Utah researchers to treat chronic pain and depression. Credit: University of UtahPain is a necessary biological signal, but a variety of conditions can cause those signals to go awry. For people with chronic pain, the root is often faulty signals emerging deep within the...
August 13, 2024 by Matt Shipman, North Carolina State University Examples of histology slides corresponding to modified Ashcroft scores 0–4, for H&E (top) and Masson’s trichrome (bottom) staining. Viewed at 100 × total magnification. Scale bar = 200 microns. Credit: Scientific Reports (2024). DOI: 10.1038/s41598-024-66390-6Researchers have established a suite of parameters that can be determined using ultrasound to quantitatively...
ARIA BENDIX Winter officially begins Thursday, and with the cold season comes an expected rise in rates of flu and Covid, said Dr. Mandy Cohen, the director of the Centers for Disease Control and Prevention. The U.S. is seeing a “sharp increase” in flu levels right now, particularly in the south, Cohen said Wednesday in...
Transmission electron micrograph of RSV. Credit: CDC/ Dr. Erskine Palmer / Public Domain The US drug regulator approved a second vaccine against respiratory syncytial virus (RSV), its American developer Pfizer said Wednesday, a month after the authorization of the first shot against the pathogen, a leading cause of lung infections. The announcement comes only weeks...
by Zeke Miller Pfizer, left, and Moderna bivalent COVID-19 vaccines are readied for use at a clinic, Nov. 17, 2022, in Richmond, Va. The Biden administration will end most of the last remaining federal COVID-19 vaccine requirements next week when the national public health emergency for the coronavirus ends, the White House said Monday, May 1,...
Mitchel L. Zoler, PhD February 23, 2023 The race-free, creatinine-based equation for calculating estimated glomerular filtration rate (eGFR), introduced in 2021 and gaining traction as the default tool for assessing kidney function in routine US practice, is expected to identify about 434,000 new cases of chronic kidney disease (CKD) among Black adults. At the same time, use of...
by Parkinson’s Foundation Immunohistochemistry for alpha-synuclein showing positive staining (brown) of an intraneural Lewy-body in the Substantia nigra in Parkinson’s disease. Credit: Wikipedia A new study reveals that the annual incidence of Parkinson’s disease (PD) among older adults is 50% higher than current estimates of 60,000 diagnoses annually. The peer-reviewed study, which measured new cases...
by American Heart Association Credit: Pixabay/CC0 Public Domain About 80% of people in the U.S. have low to moderate cardiovascular health based on the American Heart Association’s new Life’s Essential 8 checklist according to a new study published today in Circulation journal. Life’s Essential 8, also published today in Circulation, details the Association’s updated guidance to measure cardiovascular health, adding...
